First drop

org.springsource.loaded.testdata/cglibsrc/example/ProxyBuilder.java

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+package example;
+
+import java.lang.reflect.UndeclaredThrowableException;
+
+import net.sf.cglib.proxy.Callback;
+import net.sf.cglib.proxy.Enhancer;
+import net.sf.cglib.proxy.MethodInterceptor;
+import net.sf.cglib.transform.impl.UndeclaredThrowableStrategy;
+
+public class ProxyBuilder {
+
+	static <T> T createProxyFor(Class<T> clazz, MethodInterceptor mi) {
+		Enhancer enhancer = new Enhancer();
+		//		if (classLoader != null) {
+		//			enhancer.setClassLoader(classLoader);
+		//			if (classLoader instanceof SmartClassLoader &&
+		//					((SmartClassLoader) classLoader).isClassReloadable(proxySuperClass)) {
+		//				enhancer.setUseCache(false);
+		//			}
+		//		}
+		enhancer.setSuperclass(clazz);
+		enhancer.setStrategy(new UndeclaredThrowableStrategy(UndeclaredThrowableException.class));
+		enhancer.setInterfaces(null);//AopProxyUtils.completeProxiedInterfaces(this.advised));
+		enhancer.setInterceptDuringConstruction(false);
+
+		Callback[] callbacks = new Callback[] { mi };//getCallbacks(rootClass);
+		enhancer.setCallbacks(callbacks);
+		//		enhancer.setCallbackFilter(new ProxyCallbackFilter(
+		//				this.advised.getConfigurationOnlyCopy(), this.fixedInterceptorMap, this.fixedInterceptorOffset));
+
+		Class<?>[] types = new Class[callbacks.length];
+		for (int x = 0; x < types.length; x++) {
+			types[x] = callbacks[x].getClass();
+		}
+		enhancer.setCallbackTypes(types);
+
+		// Generate the proxy class and create a proxy instance.
+		//		Object proxy;
+		//		if (this.constructorArgs != null) {
+		//			proxy = enhancer.create(this.constructorArgTypes, this.constructorArgs);
+		//		}
+		//		else {
+		@SuppressWarnings("unchecked")
+		T proxy = (T) enhancer.create();
+		//		}
+		return proxy;
+	}
+}